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Finding the Fourth Proportional to 93.56, 140.04 and 60.93

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Solution

The fourth proportional to 93.56, 140.04 and 60.93 is: 91.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    93.56 : 140.04 = 60.93 : x
  2. Step 2: Convert to fraction form
    93.56/140.04 = 60.93/x
  3. Step 3: Cross multiply
    93.56x = 140.04 × 60.93
  4. Step 4: Simplify right side
    93.56x = 8,532.64
  5. Step 5: Solve for x
    x = 8,532.64/93.56
  6. Step 6: Final answer
    x = 91.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.